KF

Katsumi Fujimoto

MC Murata Manufacturing Co.: 99 patents #12 of 5,295Top 1%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
FA Fanuc: 2 patents #952 of 1,735Top 55%
VC Valeo Japan Co.: 1 patents #31 of 106Top 30%
MC Mita Industrial Co.: 1 patents #653 of 891Top 75%
KF Kabushiki Kaisha F.C.C.: 1 patents #80 of 204Top 40%
TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%
Overall (All Time): #12,640 of 4,157,543Top 1%
107
Patents All Time

Issued Patents All Time

Showing 101–107 of 107 patents

Patent #TitleCo-InventorsDate
5373269 Piezoelectric resonator device of tuning fork type including a spacer member Hiroaki Kaida, Jiro Inoue, Masatoshi Kajiwara, Hiroshi Nakatani, Katsumi Sakai 1994-12-13
5349261 Vibrator Kazuhiro Yoshitani, Akira Mori, Takeshi Nakamura 1994-09-20
5159301 Piezoelectric resonator device of the tuning fork type Hiroaki Kaida, Jiro Inoue, Masatoshi Kajiwara, Hiroshi Nakatani, Katsumi Sakai 1992-10-27
5117148 Vibrator Takeshi Nakamura, Jiro Inoue 1992-05-26
5094331 Wet-type multiplate clutch Hisanori Esaki, Kunihiko Azuma, Yusuke Oishi, Yasutada Suzuki 1992-03-10
4961669 Spline connection Kazuhito Itoh, Kouji Kuroda 1990-10-09
4780062 Piezoelectric fan Yasuo Yamada, Jiro Inoue 1988-10-25