Tomoaki MAEHARA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Number-of-people information acquisition system, number-of-people i...
- Patent number 12,365,564
- Issue date Jul 22, 2025
- Hitachi, Ltd.
- Yuta Sukegawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ELEVATOR SYSTEM
- Publication number 20220169480
- Publication date Jun 2, 2022
- Hitachi, Ltd
- Tomoaki MAEHARA
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Number-of-People Information Acquisition System, Number-of-People I...
- Publication number 20220024717
- Publication date Jan 27, 2022
- Hitachi, Ltd
- Yuta SUKEGAWA
- B66 - HOISTING LIFTING HAULING