Inventor · disambiguated record
Masaru Nakahara
Also filed as: NAKAHARA MASARU
11 granted patents·3 pending applications·747 citations·filing 1993–2022
92Inventor score
Files withFUJITSU LTD7NAKAHARA MASARU3FORMIC ACID HYDROGEN ENERGY DEV CORP1FORMIC ACID HYDROGEN ENERGY DEVELOP1TSUJINO YASUO1
Top patents by PatentIndex Score
14 records- 0194US5357431ACharacter string retrieval system using index and unit for making the indexFUJITSU LTD·Filed 1993·Granted Oct 18, 1994·280 cites·31 claims
- 0293US5982886AUnauthorized use preventing method for optical disks, optical disk having unauthorized use prevention function, and optical disk apparatusFUJITSU LTD·Filed 1996·Granted Nov 9, 1999·76 cites·6 claims
- 0393US5418852AUnauthorized use prevention method for optical disks, optical disk having unauthorized use prevention function, and optical disk apparatusFUJITSU LTD·Filed 1993·Granted May 23, 1995·183 cites·53 claims
- 0475US5617393AOptical disk having an erased-state indicator and optical disk apparatus for reducing frequency of disk erasing operationFUJITSU LTD·Filed 1994·Granted Apr 1, 1997·53 cites·15 claims
- 0574US5875247ASystem for decrypting encrypted softwareFUJITSU LTD·Filed 1995·Granted Feb 23, 1999·71 cites·27 claims
- 0669US5752009ARecording medium for electronic publications including multiple format emulationFUJITSU LTD·Filed 1996·Granted May 12, 1998·54 cites·42 claims
- 0764US2023061199A1Method and Apparatus for Producing Carbon MonoxideTSUJINO YASUO·Filed 2022·Application pending·0 cites
- 0854US8449862B2Method for producing hydrogenNAKAHARA MASARU·Filed 2009·Granted May 28, 2013·0 cites·4 claims
- 0950US5733984AProcess for the preparation of a deuterated compoundNAKAHARA MASARU·Filed 1996·Granted Mar 31, 1998·13 cites·6 claims
- 1045US7345484B2NMR probe for high-temperature measurementsUNIV KYOTO·Filed 2004·Granted Mar 18, 2008·6 cites·9 claims
- 1145US2013004800A1Hydrogen generation system and method for generating hydrogen for mobile and power generatorFORMIC ACID HYDROGEN ENERGY DEV CORP·Filed 2012·Application pending·0 cites
- 1244US8519013B2Method for producing formic acidNAKAHARA MASARU·Filed 2011·Granted Aug 27, 2013·0 cites·4 claims
- 1343US2014100388A1Formic acid producing apparatus and method for producing formic acid using the sameFORMIC ACID HYDROGEN ENERGY DEVELOP·Filed 2012·Application pending·0 cites
- 1442US5777965AOptical disk having an erased-state indicator and optical disk apparatus for reducing frequency of disk-erasing operationsFUJITSU LTD·Filed 1996·Granted Jul 7, 1998·11 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →