Inventor · disambiguated record
Yoichi Ichikawa
Also filed as: ICHIKAWA YOICHI
7 granted patents·4 pending applications·33 citations·filing 1976–2022
77Inventor score
Top patents by PatentIndex Score
11 records- 0180US4078154AVoice recognition system using locus of centroid of vocal frequency spectraFUJI XEROX CO LTD·Filed 1976·Granted Mar 7, 1978·29 cites·4 claims
- 0270US10596964B2Distance measurement device, moveable device, and distance measuring methodRICOH CO LTD·Filed 2017·Granted Mar 24, 2020·2 cites·11 claims
- 0367US12097573B2Laser processing method and preformICHIKAWA YOICHI·Filed 2022·Granted Sep 24, 2024·0 cites·13 claims
- 0465US10775502B2Distance-measuring apparatus, mobile object, robot, three-dimensional measuring device, surveillance camera, and distance-measuring methodRICOH CO LTD·Filed 2017·Granted Sep 15, 2020·1 cites·18 claims
- 0563US10491870B2Image display apparatus and image display methodICHIKAWA YOICHI·Filed 2017·Granted Nov 26, 2019·1 cites·20 claims
- 0646US10705215B2Distance measurement apparatus, and method of measuring distanceRICOH CO LTD·Filed 2017·Granted Jul 7, 2020·0 cites·10 claims
- 0745US2022410608A1Substrate, container, product, production method, and production apparatusHIRAYAMA RIE·Filed 2020·Application pending·0 cites
- 0844US2022305812A1Medium, container, object-holding container, marking device, and method of manufacturing containerFUNAHASHI KAZUKI·Filed 2022·Application pending·0 cites
- 0944US2023278141A1Pattern forming apparatusSERIZAWA KEIICHI·Filed 2021·Application pending·0 cites
- 1043US10481263B2Range finding apparatus, moveable apparatus, robot, three dimensional measurement apparatus, method of measuring three dimensional information, and storage mediumRICOH CO LTD·Filed 2017·Granted Nov 19, 2019·0 cites·19 claims
- 1135US2021402805A1DeviceTAMURA ASATO·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →