Inventor · disambiguated record
Nobuyuki Ichikawa
Also filed as: ICHIKAWA NOBUYUKI
4 granted patents·57 citations·filing 1996–1999
77Inventor score
Files withNOHMI BOSAI LTD4
Top patents by PatentIndex Score
4 records- 0162US5694208ASensor for detecting fine particles such as smoke or dust contained in the airNOHMI BOSAI LTD·Filed 1996·Granted Dec 2, 1997·29 cites·16 claims
- 0241US6195003B1Fire alarming systemNOHMI BOSAI LTD·Filed 1999·Granted Feb 27, 2001·11 cites·14 claims
- 0339US5929988AParticulate detecting sensor employing parallel lightNOHMI BOSAI LTD·Filed 1996·Granted Jul 27, 1999·12 cites·24 claims
- 0431US6091328AFire alarming systemNOHMI BOSAI LTD·Filed 1997·Granted Jul 18, 2000·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →