SH

Sachio Hasushita

PE Pentax: 6 patents #10 of 186Top 6%
AK Asahi Kogaku Kogyo K.K.: 1 patents #2 of 11Top 20%
Overall (1994): #1,024 of 165,921Top 1%
7
Patents 1994

Issued Patents 1994

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5353162 Zoom lens system Takayuki Ito 1994-10-04
5345285 View finder and camera having same Toshiaki Ueda, Masahiro Hayakawa 1994-09-06
5331464 Zoom lens system Takayuki Ito 1994-07-19
5317451 Albada finder 1994-05-31
5313327 Ocular lens Takayuki Ito 1994-05-17
5309278 Real-image variable magnification finder including a light shield between two moving lens groups Takayuki Ito 1994-05-03
5278699 Zoom lens system Takayuki Ito, Shuji Yoneyama 1994-01-11