RN

Ryuichi Negishi

Canon: 6 patents #8,497 of 19,416Top 45%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
CC Compaq Computer: 1 patents #854 of 1,604Top 55%
📍 Chichibu, JP: #30 of 144 inventorsTop 25%
Overall (All Time): #587,967 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6374315 Interface with connection unit for loading host computer with external storage device format control information in response to connection of host computer to connection unit Toru Okada, Hitoshi Kurihara, Kiyoyuki Kakinuma 2002-04-16
6058089 External floppy drive with secure storage of a cable and connector for connecting to a computer system John E. Youens, Toru Okada, Hitoshi Kurihara 2000-05-02
5991530 Interface device receivable in card storage device slot of host computer Toru Okada, Hitoshi Kurihara, Kiyoyuki Kakinuma 1999-11-23
5786958 Head tracking servo pattern Toru Okada, Tsuyoshi Sakuma 1998-07-28
5671067 Facsimile apparatus for optically recognizing characters and transmitting the recognized characters and communication system for transmitting the recognized characters between a terminal and a center Kiyonori Sekiguchi, Koichi Nagoshi, Hiroshi Saza, Kiyohiko Honda 1997-09-23
5627661 Facsimile apparatus for optically recognizing characters and transmitting the recognized characters and communication system for transmitting the recognized characters between a terminal and a center Kiyonori Sekiguchi, Koichi Nagoshi, Hiroshi Saza, Kiyohiko Honda, Tsuyoshi Nishijima +1 more 1997-05-06
5453887 Head tracking servo pattern Toru Okada, Tsuyoshi Sakuma 1995-09-26
5257255 Recording and/or reproducing apparatus with sensor for detecting head speed or acceleration Masao Morimoto, Hitoshi Kurihara, Toru Okada, Masae Ikeda 1993-10-26
4969056 Apparatus for recording information on a disc Toru Okada 1990-11-06