Inventor · disambiguated record
Yoshihiro Hatakeyama
Also filed as: HATAKEYAMA YOSHIHIRO
12 granted patents·240 citations·filing 1987–2011
92Inventor score
Files withMITSUBISHI ELECTRIC CORP8NIPPON PETROCHEMICALS CO LTD2JAPAN POLYOLEFINS CO LTD1YAMADA MASAKI1
Top patents by PatentIndex Score
12 records- 0190US5874513AEthylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameNIPPON PETROCHEMICALS CO LTD·Filed 1996·Granted Feb 23, 1999·63 cites·11 claims
- 0289US6423808B1Ethylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameJAPAN POLYOLEFINS CO LTD·Filed 2000·Granted Jul 23, 2002·32 cites·6 claims
- 0383US6162871AEthylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameNIPPON PETROCHEMICALS CO LTD·Filed 1998·Granted Dec 19, 2000·38 cites·13 claims
- 0476US5353188AOvercurrent detector circuit for a circuit-breakerMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Oct 4, 1994·40 cites·6 claims
- 0561US7964990B2Power supply apparatusMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Jun 21, 2011·4 cites·5 claims
- 0655US5375032ATrip control device for circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Dec 20, 1994·20 cites·2 claims
- 0753US4819125AOvercurrent detectorMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Apr 4, 1989·15 cites·22 claims
- 0850US4752865APower source device for circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Jun 21, 1988·14 cites·3 claims
- 0949US8502415B2Uninterrupted power supply unitYAMADA MASAKI·Filed 2011·Granted Aug 6, 2013·0 cites·13 claims
- 1041US7034515B2Instantaneous voltage lowering detection deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Apr 25, 2006·2 cites·19 claims
- 1138US4814935ACircuit breaker reactive to three time-overcurrent characteristicsMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Mar 21, 1989·8 cites·5 claims
- 1231US4901184ATrip control apparatus of circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Feb 13, 1990·4 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Yoshihiro Hatakeyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →