Inventor · disambiguated record
Kiyoshi Hama
Also filed as: HAMA KIYOSHI
4 granted patents·188 citations·filing 1990–2005
80Inventor score
Top patents by PatentIndex Score
4 records- 0192US7059184B2Split-flow-type flow sensor deviceKEYENCE CO LTD·Filed 2005·Granted Jun 13, 2006·103 cites·20 claims
- 0276US6894623B2Display monitor for multi-optical-path photoelectric safety apparatus and multi-optical-path photoelectric safety apparatus including a display monitorKEYENCE CO LTD·Filed 2002·Granted May 17, 2005·40 cites·22 claims
- 0364US6239423B1Area sensor with optical axis having narrow angular characteristicsKEYENCE CO LTD·Filed 1999·Granted May 29, 2001·41 cites·15 claims
- 0427US5159627AAdaptive ringer for telephone terminalKITAZAWA SADAO·Filed 1990·Granted Oct 27, 1992·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →