KY

Keiji Yamazaki

MI Minolta: 11 patents #172 of 1,109Top 20%
SA Showa Aluminum: 4 patents #38 of 253Top 20%
SK Showa Denko K.K.: 4 patents #353 of 1,736Top 25%
Overall (All Time): #225,965 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
6915659 Refrigeration system and its condensing apparatus Yoshihiko Seno, Osamu Kamoshida 2005-07-12
6708522 Receiver tank for use in refrigeration cycle, heat exchanger with said receiver tank, and condensing apparatus for use in refrigeration cycle Yoshihiko Seno, Osamu Kamoshida, Yasuhiro Takahashi 2004-03-23
6494059 Receiver tank for use in refrigeration cycle, heat exchanger with said receiver tank, and condensing apparatus for use in refrigeration cycle Yoshihiko Seno, Osamu Kamoshida, Yasuhiro Takahashi 2002-12-17
6330810 Condensing apparatus for use in a refrigeration cycle receiver-dryer used for said condensing apparatus Yoshihiko Seno, Osamu Kamoshida, Yasuhiro Takahashi 2001-12-18
6241011 Layered heat exchangers Jumpei Nakamura, Hiroki Shibata, Tatsuya Hanafusa, Nobuaki Go 2001-06-05
6196019 Accumulator Yutaka Higo, Takayuki Fujii 2001-03-06
6122929 Accumulator 2000-09-26
5984000 Layered heat exchangers Jumpei Nakamura, Hiroki Shibata, Tatsuya Hanafusa, Nobuaki Go 1999-11-16
5810077 Layered heat exchanger Jumpei Nakamura, Hiroki Shibata, Tatsuya Hanafusa, Nobuaki Go 1998-09-22
5572361 Binocular system with automatic diopter power adjustment Makoto Kamiya, Katsuhito Akagi, Yukio Maekawa, Kazuo Kimura, Yoshiharu Ohta +4 more 1996-11-05
RE34558 Flash device for use in photography Nobuyuki Taniguchi, Hiroshi Hosomizu, Makoto Kamiya, Kenji Tsuji 1994-03-08
5089834 Mounting devices for removably mounting an accessory on a camera Masayuki Nakasa, Norio Ishikawa, Hiroshi Hosomizu, Tatsuro Izumi, Yukio Miki +1 more 1992-02-18
4853302 Battery compartment Akira Yamanaka 1989-08-01
4851868 Flash device for use in photography Nobuyuki Taniguchi, Hiroshi Hosomizu, Makoto Kamiya, Kenji Tsuji 1989-07-25
4743929 Flash device for use in photography Nobuyuki Taniguchi, Hiroshi Hosomizu, Makoto Kamiya, Kenji Tsuji 1988-05-10
4512647 Automatic diaphragm control and mirror release devices for cameras 1985-04-23
4355875 Automatic diaphragm control device for cameras Toshio Kobori 1982-10-26
4339186 Automatic diaphragm control and mirror release devices for cameras 1982-07-13
4257697 Projecting member carried by the base plate for cameras Toshio Kobori 1981-03-24
4217044 Indicating devices for camera viewfinders Takeshi Egawa, Yasuo Yamazaki, Hiroshi Ueda 1980-08-12