Inventor

TAMURA KOUKI

JP3 patents

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

TOKYO OHKA KOGYO CO LTD

2 patents

US6153733ANov 28, 2000

(Disulfonyl diazomethane compounds)

TOKYO OHKA KOGYO CO LTD254 citations96

US6180313B1Jan 30, 2001

Poly (disulfonyl diazomethane) compound and positive-working chemical-amplification photoresist composition containing the same

TOKYO OHKA KOGYO CO LTD45 citations93

HITACHI LTD

1 patent

US4894355AJan 16, 1990

Flexible, water-repellent baked carbon plate, its production, fuel cell electrode, fuel cell electrode plate and its production and fuel cell

HITACHI LTD69 citations94