HI

Hiroshi Iijima

TO Topcon: 2 patents #5 of 53Top 10%
NL Nippon Sheet Glass Company, Limited: 1 patents #8 of 37Top 25%
📍 Yamanashi, JP: #14 of 140 inventorsTop 10%
Overall (1997): #15,794 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5682224 Ophthalmological instrument with improved alignment mechanism Akinari Takagi 1997-10-28
5657029 Glass antenna device for automobile telephone Eiichiro Kawasaki, Ryokichi Doi 1997-08-12
5614966 Ophthalmologic instrument Mineki Hayafuji 1997-03-25