SK

Shuichi Kubota

OI Oiles: 18 patents #5 of 253Top 2%
TK Tanaka Kikinzoku Kogyo K.K.: 6 patents #52 of 436Top 15%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
MC Mabuchi Motor Co.: 2 patents #62 of 228Top 30%
OC Oiles Industry Co.: 2 patents #9 of 61Top 15%
JT Jtekt: 2 patents #749 of 1,969Top 40%
SI Sumitomo Electric Device Innovations: 2 patents #69 of 208Top 35%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
CI Chubu Electric Power Company, Incorporated: 1 patents #104 of 314Top 35%
Overall (All Time): #101,013 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
6152453 Spherical annular seal member and method of manufacturing the same Kazutsugu Kashima, Takeshi Furukido 2000-11-28
6129362 Spherical annular seal member and method of manufacturing the same Kazutsugu Kashima, Takeshi Furukido 2000-10-10
6091738 Transmission-equipment and method for assigning transmission-equipment identification number in transmission system Mitsuo Tsujikado 2000-07-18
5887907 Joint apparatus for automobile exhaust pipe Toshiyuki Nishio 1999-03-30
5499825 Spherical annular seal Takashi Maeda, Takeshi Furukido, Toshiyuki Nishio 1996-03-19
4969752 Thrust bearing made of synthetic resin Hiroto Kamimura, Hiroshi Suda 1990-11-13
4923312 Thrust bearing made of synthetic resin Hiroto Kamimura, Masaru Iwakura 1990-05-08
4907289 Thrust bearing made of synthetic resin Hiroto Kamimura, Masaru Iwakura 1990-03-06
4854745 Thrust bearing made of synthetic resin Hiroto Kamimura, Masaru Iwakura 1989-08-08