SM

Shigeki Matsuoka

Ricoh Company: 7 patents #2,977 of 9,818Top 35%
DC Daido Steel Co.: 1 patents #95 of 272Top 35%
NO Nippon Oil: 1 patents #392 of 773Top 55%
PC Petroleum Energy Center: 1 patents #66 of 180Top 40%
Overall (All Time): #512,978 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D762253 Friction stir welding tool Takeshi Ishikawa, Ai Masuda, Naoki Kawada, Kenji Hashimoto 2016-07-26
5500307 Solid oxide fuel cell Iwao Anzai, Jun Uehara 1996-03-19
5012448 Sense amplifier for a ROM having a multilevel memory cell Hiizu Okubo, Daisuke Kosaka 1991-04-30
4958311 Composite finite impulse response digital filter Yukio Kadowaki, Shogo Nakamura 1990-09-18
4949297 Adder having means for reducing propagation time of carry bit 1990-08-14
4751682 Sense circuit Takayoshi Shimizu, Takao Jinzai 1988-06-14
4720816 Programming of an EPROM Satoshi Kono 1988-01-19
4700125 Power supply switching circuit Akira Takata 1987-10-13
4565960 Power supply switching circuit Akira Takata 1986-01-21
4534801 Process for removing adhered substance from steel ingots Yoshihiro Naitoh 1985-08-13