MO

Masaru Ohki

HI Hitachi: 34 patents #717 of 28,497Top 3%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NE Nec Electronics: 2 patents #384 of 1,789Top 25%
NT NTT: 1 patents #2,911 of 4,871Top 60%
HS Hitachi Video And Information Systems: 1 patents #142 of 269Top 55%
HS Hitachi Microcomputer System: 1 patents #104 of 257Top 45%
HC Hitachi Ulsi Systems Co.: 1 patents #577 of 867Top 70%
Overall (All Time): #73,268 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
6575835 IC card, terminal device and service management server Yusuke Mishina, Hiroko Sukeda, Naoko Yamazaki 2003-06-10
6484946 IC card information display device and IC card for use therewith Kenji Matsumoto, Shigeyuki Ito, Yutaka Takami, Masayuki Inoue, Koichi Yoneta +1 more 2002-11-26
6477239 Sign language telephone device Hirohiko Sagawa, Tomoko Sakiyama, Hisashi Ikeda, Hiromichi Fujisawa, Nobuo Hataoka +1 more 2002-11-05
6408075 Information processing equipment and IC card Yasuko Fukuzawa, Susumu Okuhara, Masahiro Kaminaga 2002-06-18
6181778 Chronological telephone system Hirohiko Sagawa, Tomoko Sakiyama, Hisashi Ikeda, Hiromichi Fujisawa, Nobuo Hataoka +1 more 2001-01-30
5990878 Sign language editing apparatus Hisashi Ikeda, Hirohiko Sagawa, Tomoko Sakiyama, Youichi Kaneko 1999-11-23
5953693 Sign language generation apparatus and sign language translation apparatus Tomoko Sakiyama, Eiji Oohira, Hirohiko Sagawa, Kazuhiko Sagara, Kiyoshi Inoue +3 more 1999-09-14
5734923 Apparatus for interactively editing and outputting sign language information using graphical user interface Hirohiko Sagawa, Eiji Ohira, Tomoko Sakiyama, Youichi Kaneko 1998-03-31
5659764 Sign language generation apparatus and sign language translation apparatus Tomoko Sakiyama, Eiji Oohira, Hirohiko Sagawa, Kazuhiko Sagara, Kiyoshi Inoue +3 more 1997-08-19
5524175 Neuro-computer system for executing a plurality of controlling algorithms Yuji Sato, Katsunari Shibata, Takahiro Sakaguchi, Mitsuo Asai, Masashi Hashimoto +6 more 1996-06-04
5045912 Bi-CMOS integrated circuit device having a high speed lateral bipolar transistor 1991-09-03
5042008 "Non-volatile semiconductor memory device having word lines (""control gates"") embedded in substrate" Shoichi Iwasa 1991-08-20
4814975 Virtual machine system and method for controlling machines of different architectures Toshio Hirosawa 1989-03-21
4809163 Computer system with power control based on the operational status of terminals Toshio Hirosawa, Yutaka Kuwahara 1989-02-28
4649480 Method of procedures linkage control Toshio Hirosawa, Junichi Kurihara, Katsuto Miyazaki 1987-03-10
4646235 Computer network having a host-local file I/O operation Toshio Hirosawa, Shigeru Motobayashi, Yutaka Kuwahara 1987-02-24
4550386 Terminal controller Toshio Hirosawa, Katuto Miyazaki, Nobuo Kobayashi, Naoko Koizumi 1985-10-29