Inventor

UMEHARA HIROSHI

JP6 patents

⚠️ This page may combine multiple inventors who share the name “UMEHARA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KYOWA HAKKO KIRIN CO LTD

2 patents

US7956060B2Jun 7, 2011

Pyrimidine derivative compound

KYOWA HAKKO KIRIN CO LTD37 citations89

US7919517B2Apr 5, 2011

Indazole derivatives

KYOWA HAKKO KIRIN CO LTD0 citations50

KYOWA HAKKO KOGYO KK

1 patent

US7470717B2Dec 30, 2008

Indazole derivatives

KYOWA HAKKO KOGYO KK14 citations82

FUJI CHEM IND CO LTD

1 patent

US5948592ASep 7, 1999

Water-soluble photoresist composition

FUJI CHEM IND CO LTD10 citations71

OKI ELECTRIC IND CO LTD

1 patent

US5128231AJul 7, 1992

Negative photoresist composition comprising a photosensitizer of a polyhalogen compound

OKI ELECTRIC IND CO LTD10 citations70

SHARP KK

1 patent

US4866550ASep 12, 1989

Magnetic recording and reproducing apparatus with selective loading of different sized magnetic tapes

SHARP KK16 citations68