Inventor · disambiguated record
Hayato Ohno
Also filed as: OHNO HAYATO
4 granted patents·28 citations·filing 1993–1999
74Inventor score
Files withTOKYO OHKA KOGYO CO LTD4
Top patents by PatentIndex Score
4 records- 0148US5604077APositive-working photoresist composition comprising a novolac resin made in butyrolactone as a solventTOKYO OHKA KOGYO CO LTD·Filed 1996·Granted Feb 18, 1997·11 cites·5 claims
- 0248US5332647APositive-working quinone diazide composition containing N,N',N"-substituted isocyanurate compound and associated articleTOKYO OHKA KOGYO CO LTD·Filed 1993·Granted Jul 26, 1994·9 cites·10 claims
- 0338US5702862APositive photoresist coating solution comprising a mixed solvent of propylene glycol monopropyl ether and 2-heptanoneTOKYO OHKA KOGYO CO LTD·Filed 1997·Granted Dec 30, 1997·6 cites·9 claims
- 0433US6083657APositive photoresist compositions and a process for producing the sameTOKYO OHKA KOGYO CO LTD·Filed 1999·Granted Jul 4, 2000·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →