Inventor · disambiguated record
Kakuro Hirai
Also filed as: HIRAI KAKURO
4 granted patents·7 pending applications·0 citations·filing 2015–2024
52Inventor score
Top patents by PatentIndex Score
11 records- 0172US2025277183A1Automatic culture device and cell culture method using sameHITACHI HIGH TECH CORP·Filed 2024·Application pending·0 cites
- 0262US2022340847A1Cell culture systemHITACHI LTD·Filed 2022·Application pending·0 cites
- 0361US2023407228A1Cell sheet cutting assistance system, cell culture system and cell sheet cutting assistance methodHITACHI LTD·Filed 2023·Application pending·0 cites
- 0458US2025283172A1Prediction device, automatic culture device system, prediction method, and kitHITACHI LTD·Filed 2022·Application pending·0 cites
- 0557US2023272330A1Evaluation system and evaluation methodHITACHI LTD·Filed 2022·Application pending·0 cites
- 0655US2021009935A1Cell culture monitoring device and cell culture systemHITACHI LTD·Filed 2020·Application pending·0 cites
- 0750US11587230B2Cell sheet evaluation methodHITACHI LTD·Filed 2020·Granted Feb 21, 2023·0 cites·4 claims
- 0850US10739267B2Optical apparatus and optical measurement methodHITACHI LTD·Filed 2017·Granted Aug 11, 2020·0 cites·14 claims
- 0949US2021301248A1Evaluator and evaluation method for evaluating differentiation level of cultured cells, and automatic cell culture systemHITACHI LTD·Filed 2020·Application pending·0 cites
- 1045US10386304B2Light measuring apparatusHITACHI LTD·Filed 2018·Granted Aug 20, 2019·0 cites·13 claims
- 1140US10866189B2Optical measurement apparatus and optical measurement methodHITACHI LTD·Filed 2015·Granted Dec 15, 2020·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →