YK

Yoshihisa Kato

PA Panasonic: 33 patents #440 of 21,108Top 3%
Sumitomo Electric Industries: 21 patents #970 of 21,551Top 5%
TO Toyota: 15 patents #1,771 of 26,838Top 7%
HC Hitachi Cable: 9 patents #52 of 1,086Top 5%
NI Nidec: 5 patents #200 of 976Top 25%
OC Oji Paper Co.: 4 patents #36 of 423Top 9%
DT Daido Tokushuko: 3 patents #51 of 382Top 15%
TK Toshiba Kikai: 3 patents #155 of 713Top 25%
SC Shin-Kobe Electric Machinery Co.: 3 patents #27 of 199Top 15%
SC Sumitomo Metal Mining Co.: 2 patents #253 of 736Top 35%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
DC Daido Steel Co.: 2 patents #47 of 272Top 20%
OM Omron: 1 patents #1,808 of 3,089Top 60%
DC Daihatsu Motor Co.: 1 patents #84 of 248Top 35%
FV Fuji Valve: 1 patents #2 of 10Top 20%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
SY Symetrix: 1 patents #45 of 73Top 65%
TK Toyoda Koki Kabushiki Kaisha: 1 patents #307 of 674Top 50%
📍 Ritto, JP: #1 of 205 inventorsTop 1%
Overall (All Time): #12,964 of 4,157,543Top 1%
106
Patents All Time

Issued Patents All Time

Showing 101–106 of 106 patents

Patent #TitleCo-InventorsDate
4902319 Gas filter Takashi Ogawa, Hideo Tsukazaki 1990-02-20
4874174 Tube connecting unit Fumio Kojima, Yoshikazu Tachiiri 1989-10-17
4693918 Tool for firing ceramics Masashi Fujimoto 1987-09-15
4633583 Method of making a lead frame for integrated circuits 1987-01-06
4523218 Lead frame for integrated circuits and method of fabricating the same 1985-06-11
4445182 Method of control of NC machine tools Eiichi Morita, Koichi Takeda, Takuya Oku 1984-04-24