Inventor · disambiguated record
Koujiro Yamaguchi
Also filed as: YAMAGUCHI KOUJIRO
5 granted patents·66 citations·filing 1982–2008
80Inventor score
Technology areasB60C
Top patents by PatentIndex Score
5 records- 0185USD284750SAutomobile tireBRIDGESTONE TIRE CO LTD·Filed 1983·Granted Jul 22, 1986·22 cites·1 claims
- 0285USD283698SAutomobile tireBRIDGESTONE TIRE CO LTD·Filed 1983·Granted May 6, 1986·22 cites·1 claims
- 0382USD283609SAutomobile tireBRIDGESTONE TIRE CO LTD·Filed 1983·Granted Apr 29, 1986·19 cites·1 claims
- 0456US9409446B2Pneumatic radial tire with tread having blocks having waved sipesWATABE RYOICHI·Filed 2008·Granted Aug 9, 2016·1 cites·7 claims
- 0540USD275274SVehicle tireBRIDGESTONE TIRE CO LTD·Filed 1982·Granted Aug 28, 1984·2 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →