IH

Isamu Hirai

PE Pentax: 2 patents #58 of 191Top 35%
Overall (2002): #61,230 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6487372 Photometry device Yoshikazu Iida 2002-11-26
6369380 Light receiver unit having a light receiving element and a packaging cover 2002-04-09