Inventor · disambiguated record
Mitsutoshi Hayashi
Also filed as: HAYASHI MITSUTOSHI
10 granted patents·168 citations·filing 1984–1999
90Inventor score
Top patents by PatentIndex Score
10 records- 0167US5501548AMethod for controlling the direction of a shield tunneling machine and an apparatus thereforTOKYO GAS CO LTD·Filed 1994·Granted Mar 26, 1996·38 cites·2 claims
- 0261US5484232AMethod for injecting lubricant and filler in the pipe-jacking methodTOKYO GAS CO LTD·Filed 1994·Granted Jan 16, 1996·42 cites·13 claims
- 0358US4584963ASystem for repairing joints in pipes laid undergroundTOKYO GAS CO LTD·Filed 1984·Granted Apr 29, 1986·22 cites·5 claims
- 0453US5527135AMethod for injecting lubricant or back-filling material into a space between the outside of double-wall pipes and the ground in the pipe-jacking method and an apparatus thereforISEKI KAIHATSU KOKI·Filed 1994·Granted Jun 18, 1996·30 cites·17 claims
- 0544US4605032AAir vent device for fuel tank on vehicleHONDA MOTOR CO LTD·Filed 1984·Granted Aug 12, 1986·12 cites·6 claims
- 0642US5615976ADouble walled pipe, jacking method and pipe end structure of leading pipeKAWASAKI STEEL CO·Filed 1993·Granted Apr 1, 1997·10 cites·11 claims
- 0733US6109305ADouble walled pipe, jacking method and pipe end structure of leading pipeKAWASAKI STEEL CO·Filed 1999·Granted Aug 29, 2000·8 cites·1 claims
- 0827US6004073ADouble walled pipe, jacking method and pipe end structure of leading pipeKAWASAKI STEEL CO·Filed 1996·Granted Dec 21, 1999·0 cites·2 claims
- 0927US5611979AFabrication method for a funnel linerTOKYO GAS CO LTD·Filed 1994·Granted Mar 18, 1997·4 cites·5 claims
- 1023US6241925B1Method of lining channelsTOKYO GAS CO LTD·Filed 1998·Granted Jun 5, 2001·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →