MT

Masami Takai

Ricoh Company: 14 patents #1,578 of 9,818Top 20%
Overall (All Time): #340,738 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11730956 Power supply apparatus and magnetic field generation system Kazuhito Kishi, Motokazu Hasegawa, Masataka Akaishi, Masanari UMEMURA, Yoshihiro Ishikawa +1 more 2023-08-22
11545700 Power storage system with integrally formed voltage detecting field effect transistor and manufacturing method thereof Hiromichi Kuriyama, Satoshi Nakajima, Eiko Suzuki, Toru Ushirogochi 2023-01-03
11493392 Sensor sheet, robot hand, and glove Hitoshi Kondoh, Kazuhito Kishi, Atsushi Ohshima 2022-11-08
10298027 Method of controlling a switch circuit, storage status adjusting circuit, storage status adjusting device and storage battery pack Akira Nakamura 2019-05-21
9780589 Electric power control system Masaaki Yoshida 2017-10-03
9748785 Storage status adjusting circuit, storage status adjusting device, storage battery pack and switch circuit controlling method 2017-08-29
9742205 Storage status adjusting circuit, storage status adjusting device, and storage battery pack 2017-08-22
9641003 Method of controlling switch circuit, storage status adjusting circuit, and storage battery pack 2017-05-02
9620962 Power supply device and electric apparatus Masaaki Yoshida 2017-04-11
7550837 Semiconductor device and voltage regulator Keiichi Kimura 2009-06-23
7061093 Semiconductor device and voltage regulator Keiichi Kimura 2006-06-13
6352880 Semiconductor device and manufacture thereof Akira Nakamura, Satoshi Takeda, Tatsuya Matsuki 2002-03-05
6246272 Power supply voltage detecting apparatus 2001-06-12
6163190 Hysteresis comparator circuit consuming a small current Yasuhiro Sugimoto 2000-12-19