About Us

Virtual Patent Marking

The products of Rikentechnos Corporation indicated in the list below are protected or covered by registered patents and/or patent applications in the United States or other countries.
The following list necessarily may not be all-inclusive.
In other words, a patent application(s) other than the patents in the list may be pending in the examinations before USPTO or some other patent offices.
These products may be placed under the protection of a patent(s) other than the patents in the list.
A product(s) of Rikentechnos Corporation other than the products in the list may be placed under the protection of 1 or 2 or more patents.
(updated on Apr. 4, 2024 most recently)

PVC COMPOUND  Daily Life & Healthcare

  • U.S. Patent No.9828488
  • Japan Patent No.6059911
  • China Patent No.103930483
  • India Patent No.322918
  • Indonesia Patent No.IDP000055976

Elastomer COMPOUND  Transportation

  • U.S. Patent No.6559232,6861153,6872768,7811653
  • Japan Patent No.4727083,5137318
  • China Patent No.101049726
  • Germany Patent No.60116586,602007011519
  • Korea Patent No.10-1331690
  • Thailand Patent No.60622
  • United Kingdom Patent No.1842711

Elastomer COMPOUND  Building & Construction

  • U.S. Patent No.6720361
  • Japan Patent No.4011972,4829185

Elastomer COMPOUND  Daily Life & Healthcare

  • U.S. Patent No.6720361,6815496,6953824
  • Japan Patent No.3448581,3448582,4005489,4005492,4011972,4829185
  • China Patent No.1204193,1226344
  • Hong Kong Patent No.1055757

Elastomer COMPOUND  All Category

  • U.S. Patent No.6743860,7030189,7528197,7776968,8268929
  • Japan Patent No.4189130,4473094,4636707,4688541
  • China Patent No.100415825
  • France Patent No.1566405
  • Germany Patent No.602005001636
  • Korea Patent No.10-852239
  • United Kingdom Patent No.1566405

Others COMPOUND  Electronics

  • U.S. Patent No.8501044
  • Japan Patent No.4562852,4562872,4684395,5123448,5351908,5364734
  • China Patent No.100443546
  • Korea Patent No.10-0722896,10-0794081
  • Singapore Patent No.92269
  • Taiwan Patent No.I307706,I306879

Packing box use for RIVEX® and OPTIA®

  • U.S. Patent No.10093447,10549881
  • U.S. Design Patent No.D769115, D804944, D812471, D813667
  • Japan Patent No.5923220,6795304
  • Japan Design Patent No.1509110, 1511961
  • Taiwan Patent No.I667175,I701194
  • Taiwan Design Patent No.D170326, D182445
  • China Patent No.105980257,108328058
  • Korea Patent No.10-2381492, 10-2509653
  • Korea Design Patent No.30-784721-1, 30-784721-2, 30-784721-4, 30-784721-6
  • Singapore Design Patent No.D2014/795/C, D2014/796/Z
  • Indonesia Patent NoP000075668
  • Indonesia Design Patent No.ID39996, ID39995, ID39996
  • Vietnam Patent No.VN19398
  • Vietnam Design Patent No.21079
  • Philippines Patent No.1-2016-501542;1-2017-500973
  • Philippines Design Patent No.3-2014-000237, 3-2014-000519
  • Thailand Design Patent No.55598, 55600
  • Malaysia Design Patent No.MY14-00733-0102, MY14-00734-0202.

REPTY®DC100N (Hard coat laminated film)

  • U.S. Patent No.10112369, 10450431, 10780685, 11065852 11352473,11433651, 11465323
  • Japan Patent No.5865953, 5870222, 5870223, 5878255, 5893686, 6045092, 6133966, 6144330, 6153996, 6211562, 6683649, 6719919, 6780941, 6932579,7080269
  • Taiwan PatentNo.I568584, I613088, I627216, I701313, I705891, I705900, I735619
  • China Patent No.105451964, 105555534, 106232344, 107405897, 107428141, 107428142, 109130410, 109661303
  • Korea Patent No.102203605,101899696, 101942163, 102003189, 102203605, 102351751, 102479158, 102516912
  • Europe Patent (DE, FR, GB) No.3272518, 3272526, 3272529, 3508323, 3785906

REPTY®DC100AG (Hard coat laminated film)

  • U.S. Patent No.10112369, 10450431, 10780685, 10809418, 11065852,11433651, 11465323
  • Japan Patent No.5865953, 5870222, 5870223, 5878255, 5893686, 6045092, 6133966, 6144330, 6146833, 6153996, 6211562, 6683649, 6719919, 6780941, 6932579,7080269
  • Taiwan Patent No.I568584, I613088, I627216, I687491, I701313, I705891, I705900, I735619
  • China Patent No.105451964, 105555534, 106232344, 107405897, 107405901, 107428141, 107428142, 109130410, 109661303
  • Korea Patent No.102203605, 101899696, 101970093, 101942163, 102003189, 102203605, 102351751, 102479158, 102516912
  • Europe Patent (DE, FR, GB) No.3272518, 3272526, 3272527, 3272529, 3666522, 3508323, 3785906
  • Philippines Patent No.1-2017-501474

REPTY®DC100ASC (Hard coat laminated film)

  • U.S. Patent No. 10112369, 10450431, 11465323, 11773229
  • Japan Patent No. 5865953, 5893686, 6045092, 6932579, 7074541
  • Taiwan Patent No.I568584, I627216, I735619, I761497
  • China Patent No.105451964, 105555534, 109661303, 110770025
  • Korea Patent No.101899696, 102203605, 102351751
  • Europe Patent (DE, FR, GB) No.3508323
    • RIKEGUARD®REPTY®

      • U.S. Patent No. 10112369, 10450431, 11465323
      • Japan Patent No. 5865953, 5893686, 6045092, 6799200, 6932579
      • Taiwan Patent No.I568584, I627216, I735619
      • China Patent No.105451964, 105555534, 109661303, 113646392
      • Korea Patent No.101899696, 102203605, 102351751
      • Europe Patent (DE, FR, GB) No.3508323
        • RIKEGUARD®RIVEX®

          • Japan Patent No.6799200
          • China Patent No.113646392

          RIKEGUARD®STR

          • Japan Patent No.6799200
          • China Patent No.113646392