Inventor · disambiguated record
Hisashi Kasahara
Also filed as: KASAHARA HISASHI
5 granted patents·84 citations·filing 1989–2010
76Inventor score
Top patents by PatentIndex Score
5 records- 0182US5123088AMethod and apparatus for creating and displaying navigators for guiding to related image informationNIPPON TELEGRAPH & TELEPHONE·Filed 1989·Granted Jun 16, 1992·76 cites·24 claims
- 0276US8048591B2Mask blank glass substrate, mask blank glass substrate manufacturing method, mask blank manufacturing method, and mask manufacturing methodHOYA CORP·Filed 2009·Granted Nov 1, 2011·4 cites·12 claims
- 0374US8021804B2Photomask manufacturing methodHOYA CORP·Filed 2009·Granted Sep 20, 2011·4 cites·12 claims
- 0449US7955763B2Mask blank glass substrate manufacturing method, mask blank manufacturing method, mask manufacturing method, mask blank glass substrate, mask blank, and maskHOYA CORP·Filed 2010·Granted Jun 7, 2011·0 cites·9 claims
- 0545US7851108B2Mask blank glass substrate manufacturing method, mask blank manufacturing method, mask manufacturing method, mask blank glass substrate, mask blank, and maskHOYA CORP·Filed 2006·Granted Dec 14, 2010·0 cites·23 claims
Join the waitlist — get patent alerts
Get an alert when Hisashi Kasahara files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →