KI

Keizo Ishiguro

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
Overall (All Time): #500,487 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
RE49284 Method for controlling cordless telephone device, handset of cordless telephone device, and cordless telephone device Masayuki Kozuka, Shingo Matsumoto, Hideyuki Oka, Akihiko Inoue, Hiroshi Yahata +2 more 2022-11-08
RE48232 Method for controlling cordless telephone device, handset of cordless telephone device, and cordless telephone device Masayuki Kozuka, Shingo Matsumoto, Hideyuki Oka, Akihiko Inoue, Hiroshi Yahata +2 more 2020-09-29
9280314 Method for controlling cordless telephone device, handset of cordless telephone device, and cordless telephone device Masayuki Kozuka, Shingo Matsumoto, Hideyuki Oka, Akihiko Inoue, Hiroshi Yahata +2 more 2016-03-08
8810717 Camera body and flash device with compatibility determination of external auxiliary light source Kenichi Honjo, Hideki Yoshida, Takayuki Hayashi 2014-08-19
8218069 Camera body with which various flash devices can be interchangeably used Kenichi Honjo, Hideki Yoshida, Takayuki Hayashi 2012-07-10
6999241 Zoom lens, and video camera and digital still camera using the zoom lens Katsu Yamada, Tsuyoshi Kakimoto 2006-02-14
RE38771 Exposure controller having coring value adapted to the discharge pulse count Fuminori Shibuya 2005-08-09
6239840 Exposure controller having coring value adapted to the discharge pulse count Fuminori Shibuya 2001-05-29
5862272 Image detector Minoru Nishioka, Hironori Nakano, Toshio Makabe 1999-01-19
5100223 Zoom lens Shusuke Ono, Yasuo Nakajima, Hisayuki II, Rieko Hiramoto 1992-03-31