TK

Tamotsu Koiwai

OC Olympus Optical Co.: 4 patents #9 of 398Top 3%
📍 Hamura, JP: #2 of 26 inventorsTop 8%
Overall (2002): #11,783 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6487025 Lens barrel having a plurality of lens frames which are relatively movable in forward and backward directions Tatsuo Takanashi 2002-11-26
6456446 Lens holder provided with a lens holding frame which holds a lens having a circular outer diameter Ai Akiyama 2002-09-24
6388825 Support structure for positioning lens on retention frame Shinya Takahashi 2002-05-14
6373641 Lens barrel 2002-04-16