HS

Hiroshi Sakaguchi

Sharp Kabushiki Kaisha: 86 patents #55 of 10,731Top 1%
SC Sumitomo Chemical: 7 patents #703 of 4,033Top 20%
IC Ibiden Co.: 2 patents #335 of 730Top 50%
ML Mitsubishi Paper Mills Limited: 2 patents #171 of 458Top 40%
OM Okamura Oil Mill: 2 patents #3 of 16Top 20%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
AT Agency Of Industrial Science And Technology: 2 patents #293 of 1,778Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #12,343 of 4,157,543Top 1%
108
Patents All Time

Issued Patents All Time

Showing 76–100 of 108 patents

Patent #TitleCo-InventorsDate
D303681 Electronic calculator Toshiya Takahashi 1989-09-26
D303680 Electronic calculator Takahisa Yubisui, Mieko Harada 1989-09-26
D303677 Electronic calculator Takahisa Yubisui, Noriko Satake 1989-09-26
D303678 Electronic calculator Takahisa Yubisui, Masaki Kawamura 1989-09-26
D303539 Electronic calculator Katsuhiro Iida, Toshiya Takahashi 1989-09-19
D303121 Electronic calculator Katsuhiro Iida, Toshiya Takahashi 1989-08-29
D299812 Electronic thermometer Yoko Ikuzawa 1989-02-14
D299700 Electronic thermometer Takahisa Yubisui, Masaki Kawamura 1989-02-07
D298774 Electronic sphygmomanometer Takahisa Yubisui, Toshiya Takahashi 1988-11-29
D298623 Pocket computer Takahisa Yubisui, Kazumi Osaka 1988-11-22
D298622 Input/output device for electronic memo Takahisa Yubisui, Tadahiko Saimen 1988-11-22
D297950 Electronic calculator Takahisa Yubisui, Katsuhiro Iida 1988-10-04
D297947 Electronic calculator Takahisa Yubisui, Katsuhiro Iida 1988-10-04
D297948 Electronic calculator Takahisa Yubisui, Katsuhiro Iida 1988-10-04
D297949 Electronic calculator Takahisa Yubisui, Toshiya Takahashi 1988-10-04
D295875 Electronic calculator Takahisa Yubisui, Katsuhiro Iida 1988-05-24
D294370 Printing calculator Takahisa Yubisui, Tadahiko Saimen 1988-02-23
D294280 Printing calculator Takahisa Yubisui, Noriko Satake 1988-02-16
D293920 Electronic calculator Takahisa Yubisui, Katsuhiro Iida 1988-01-26
D293688 Electronic calculator with electronic memo Takahisa Yubisui, Tadahiko Saimen 1988-01-12
D293689 Printing calculator Takahisa Yubisui, Tadahiko Saimen 1988-01-12
D290845 Combined word processor-printer Takahisa Yubisui, Katsuhiro Iida, Megumi Shinohara, Tadahiko Saimen 1987-07-14
D290373 Electronic calculator Takahisa Yubisui 1987-06-16
D290372 Electronic calculator Takahisa Yubisui, Katsuhiro Iida 1987-06-16
D285805 Electronic calculator Takahisa Yubisui 1986-09-23