AK

Akira Katayama

NI Nikon: 6 patents #31 of 390Top 8%
Canon: 3 patents #264 of 2,200Top 15%
MC Miwa Lock Co.: 1 patents #1 of 2Top 50%
Overall (1997): #618 of 185,788Top 1%
10
Patents 1997

Issued Patents 1997

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5677791 Lens barrel having an image blur prevention system with improved arrangement to prevent flares Koushi Yoshibe 1997-10-14
5678137 Camera with annular light shielding member around axially moving lens housing Hiroshi Terunuma, Minoru Kato, Yoshio Imura, Noriyasu Kotani 1997-10-14
5678106 Driver for piezoelectric actuator and shutter control device utilizing piezoelectric device Tetsuro Goto, Yoshiaki Tanabe, Masanori Hasuda 1997-10-14
5675366 Recording apparatus and recording head substrate for use in the same Kimiyuki Hayasaki, Hideaki Kishida 1997-10-07
5675445 Lens barrel having optical systems which can be individually installed in corresponding lens frames and method of installing the optical systems Yukio Uemura, Yoshio Imura 1997-10-07
5640611 Camera having an image blur suppression device Tadao Kai 1997-06-17
5617122 Recording apparatus and method for controlling recording head driving timing Yasuhiro Numata, Yoshiaki Takayanagi, Nobuyuki Kuwabara, Isao Ebisawa, Tsuyoshi Ohtani 1997-04-01
5608431 Bidirectional ink jet recording head Hideaki Kishida 1997-03-04
5605064 Door lock for handicapped persons Kimikazu Hoshikawa 1997-02-25
5606384 Lens barrel having an image blur prevention system arranged with respect to other lens barrel devices to efficiently utilize lens barrel space Satoshi Yamazaki, Hiroshi Okano 1997-02-25