Inventor · disambiguated record

Hisao Ishiwata

Also filed as: ISHIWATA HISAO

2 granted patents·34 citations·filing 1980–1981

62Inventor score

Technology areasH01J

Files withTOKYO SHIBAURA ELECTRIC CO2

Top patents by PatentIndex Score

2 records

0172US4433230AMethod of manufacturing a vacuum vessel provided with a radiation-permeable windowTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Feb 21, 1984·19 cites·4 claims
0266US4331898AImage intensifier with two-layer input windowTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted May 25, 1982·15 cites·10 claims

Join the waitlist — get patent alerts

Get an alert when Hisao Ishiwata 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 →