KS

Kazuho Sakamoto

Sumitomo Electric Industries: 23 patents #806 of 21,551Top 4%
Overall (All Time): #186,675 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
6624579 Magnetron drive power supply Kenji Yasui, Takeshi Kitaizumi, Yoshiaki Ishio, Hideki Omori, Makoto Mihara +4 more 2003-09-23
D463365 Magnetic core for transformer for electronic device Shinichi Sakai 2002-09-24
6449178 Magnetron drive step-up transformer and transformer of magnetron drive power supply Shinichi Sakai, Makoto Mihara, Toyotsugu Matsukura, Yohzoh Ishimura 2002-09-10
D455715 Bobbin for transformer for electronic device Shinichi Sakai 2002-04-16
6362463 High frequency heating apparatus Daisuke Bessyo, Kenji Yasui, Makoto Mihara, Shinichi Sakai, Haruo Suenaga +4 more 2002-03-26
D437824 Transformer for electronic device Shinichi Sakai 2001-02-20
6114677 Microwave heating apparatus having a metal plate rotatably disposed in a wave guide Susumu Idomoto, Hirofumi Yoshimura 2000-09-05
5977530 Switching power supply for high frequency heating apparatus Daisuke Bessho, Kenji Yasui, Yoshiaki Ishio, Haruo Suenaga, Hideki Omori +1 more 1999-11-02
5091617 High frequency heating apparatus using inverter-type power supply Naoyoshi Maehara, Takahiro Matsumoto, Daisuke Bessyo, Takashi Niwa, Shigeru Kusunoki +1 more 1992-02-25
4999762 High voltage power source device Takashi Niwa, Haruo Suenaga, Takahiro Matsumoto 1991-03-12
4967051 High-frequency heating apparatus having start control device for magnetron power supply circuit Naoyoshi Maehara, Haruo Suenaga, Takashi Niwa, Kimiaki Yamaguchi, Takahiro Matsumoto 1990-10-30
4900989 Magnetron feeding apparatus and method of controlling the same Haruo Suenaga, Naoyoshi Maehara, Takahiro Matsumoto, Takashi Niwa, Daisuke Bessyo 1990-02-13
4895067 Heat cooking apparatus Kenzo Ohji, Shuji Itou, Makoto Mihara 1990-01-23
4886951 Power supply for a magnetron having a rectifying circuit, switching circuit, and transformer Takahiro Matsumoto, Haruo Suenaga, Naoyoshi Maehara, Takashi Niwa, Daisuke Bessyo +2 more 1989-12-12
4851629 High-frequency heating device Daisuke Bessyo, Naoyoshi Maehara, Shigeru Kusunoki, Takahiro Matsumoto 1989-07-25
4825967 Weight detecting apparatus Makoto Mihara, Kenzo Ohji, Shuji Itou 1989-05-02
4812960 Power feeding apparatus Takao Shitaya, Shigeru Kusunoki, Naoyoshi Maehara, Takashi Niwa, Takahiro Matsumoto +1 more 1989-03-14
4757181 Weighing apparatus Takao Shitaya, Makoto Mihara 1988-07-12
4704674 Power feed apparatus for load having reverse blocking characteristics Naoyoshi Maehara, Takahiro Matsumoto, Shigeru Kusunoki, Makoto Mihara 1987-11-03
4703151 Heating cooking appliance having weight detecting function 1987-10-27
4672181 Heating apparatus having a weight detector Makoto Mihara 1987-06-09
4504716 Electronic digital timer 1985-03-12
4276468 Electric home appliances Shun'ichi Nagamoto 1981-06-30