Inventor · disambiguated record
Ryohei Koyama
Also filed as: KOYAMA RYOHEI
8 granted patents·3 pending applications·40 citations·filing 1981–2020
79Inventor score
Top patents by PatentIndex Score
11 records- 0188US10030117B2Aliphatic polyester resin composition and aliphatic polyester resin molded articleKANEKA CORP·Filed 2014·Granted Jul 24, 2018·4 cites·20 claims
- 0280US9765198B2Polyester resin composition and formed article including resin compositionKANEKA CORP·Filed 2014·Granted Sep 19, 2017·2 cites·20 claims
- 0377US4401521AMethod for manufacturing a fine-patterned thick film conductor structureASAHI CHEMICAL IND·Filed 1981·Granted Aug 30, 1983·34 cites·21 claims
- 0459US11136086B2Saddle riding vehicle, method of controlling saddle riding vehicle, and storage mediumHONDA MOTOR CO LTD·Filed 2020·Granted Oct 5, 2021·0 cites·12 claims
- 0556US11542373B2Method for producing biodegradable polyester film from fatty acid amide and poly(3-hydroxyalkanoate)KANEKA CORP·Filed 2018·Granted Jan 3, 2023·0 cites·14 claims
- 0656US2016340491A1Method of producing polyester resin composition and polyester resin molded articleKANEKA CORP·Filed 2014·Application pending·0 cites
- 0755US10836900B2Method for producing aliphatic polyester resin compositionKANEKA CORP·Filed 2017·Granted Nov 17, 2020·0 cites·18 claims
- 0849US2006013996A1Laminated surface skin material and laminate for interior materialKANEKA CORP·Filed 2003·Application pending·0 cites
- 0948US9850376B2Polyester resin composition and method for producing sameKANEKA CORP·Filed 2013·Granted Dec 26, 2017·0 cites·6 claims
- 1043US11053386B2Poly(3-hydroxyalkanoate) resin compositionKANEKA CORP·Filed 2020·Granted Jul 6, 2021·0 cites·16 claims
- 1142US2016286747A1Plant growth lighting apparatus, plant hydroponic cultivation apparatus and plant hydroponic cultivation methodUSHIO ELECTRIC INC·Filed 2016·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →