MY

Masayoshi Yamamoto

SM Smc: 12 patents #92 of 737Top 15%
DE Denso: 8 patents #1,668 of 11,792Top 15%
SC Sanken Electric Co.: 7 patents #42 of 315Top 15%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
MC Murata Manufacturing Co.: 5 patents #1,480 of 5,295Top 30%
NU National University Corporation Ehime University: 4 patents #2 of 160Top 2%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
SU Shimane University: 3 patents #1 of 27Top 4%
NI Nitta: 3 patents #37 of 237Top 20%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
NC Nippon Electric Glass Co.: 1 patents #229 of 437Top 55%
RY Ryobi: 1 patents #160 of 309Top 55%
Overall (All Time): #59,762 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
7915875 Current-mode controlled DC-DC converter Hideki Asuke, Hideharu Takano, Masaki Kanazawa, Mamoru Tsuruya, Hiroyuki Horii +1 more 2011-03-29
7736064 Rolling bearing and motor device using the same Hirotsugu Kusano 2010-06-15
7638900 Bi-directional DC-DC converter Hideki Asuke, Hideharu Takano, Masaki Kanazawa, Mamoru Tsuruya, Hirotaka Hara +1 more 2009-12-29
7576457 Electric power steering apparatus Osamu Waku, Masatoshi Fujimoto, Masafumi Okazaki, Kyohei Yamamoto 2009-08-18
7565947 Vehicular steering system Kenji Ogawa, Takayuki Kifuku, Masafumi Okazaki 2009-07-28
7470549 Measurement method using biosensor Toshihide Ezoe, Nobuhiko Ogura, Katsumi Hayashi 2008-12-30
7067272 Thin membrane for measuring protease activity Ryoichi Nemori, Kouki Nakamura, Yasunori Okada 2006-06-27
6949859 Commutator assembly for motor Eiji Nakayama, Katsumi Ohata, Keigo Okada 2005-09-27
6731040 Brush motor for electric power steering system Toshinori Tanaka, Osamu Waku, Kyouhei Yamamoto 2004-05-04
6666752 Wafer retainer and method for attaching/detaching the wafer retainer to/from polishing machine base plate Toshiaki Kasazaki, Naoyuki Tani, Shinichiro Kawahara, Takashi Ando 2003-12-23
6663741 Adhesive tape for temporary-attachment of green sheets for ceramic electronic devices and method for producing ceramic electronic devices Eiji Inoue, Toshiaki Kasazaki, Shinichiro Kawahara, Kiyotaka Nagai 2003-12-16
6616520 Polishing cloth and method for attaching/detaching the polishing cloth to/from polishing machine base plate Shinichiro Kawahara, Toshiaki Kasazaki, Naoyuki Tani, Takashi Ando 2003-09-09
6561749 Work sucking device Shigekazu Nagai 2003-05-13
6527323 Suction pad having a patterned attracting surface Shigekazu Nagai 2003-03-04
6457693 Suction pad Shigekazu Nagai, Yasuhisa Ueki 2002-10-01
6065789 Suction apparatus Shigekazu Nagai 2000-05-23
5879040 Workpiece attracting device Shigekazu Nagai 1999-03-09
5707093 Suction pad, rotation--stop and guide mechanism for the same Shigekazu Nagai, Shuuzou Sakurai, Junko Ichinohe 1998-01-13
5582450 Suction pad, rotation-stop and guide mechanism for the same Shigekazu Nagai, Shuuzou Sakurai 1996-12-10
4915811 Electrophoresis apparatus Akira Fujita, Shoichi Yamamoto 1990-04-10
4715942 Electrophoresis apparatus Sigeru Tezuka, Shoichi Yamamoto 1987-12-29
D286537 Electric band saw 1986-11-04