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Inventor
ITOU KAZUO
JP
4 patents
⚠️ This page may combine multiple inventors who share the name “ITOU KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON DENSO CO
3 patents
US4440139A
Apr 3, 1984
Vacuum control valve
NIPPON DENSO CO
24 citations
78
US4598729A
Jul 8, 1986
Negative pressure control valve
NIPPON DENSO CO
19 citations
71
US4416243A
Nov 22, 1983
Vacuum control valve
NIPPON DENSO CO
5 citations
58
UNIV TOKYO
1 patent
US12477763B2
Nov 18, 2025
Semiconductor device
UNIV TOKYO
0 citations
48