Inventor · disambiguated record
Kazumi Chijiwa
Also filed as: CHIJIWA KAZUMI
3 granted patents·1 citations·filing 2014–2021
46Inventor score
Files withSTANLEY ELECTRIC CO LTD3
Top patents by PatentIndex Score
3 records- 0158US12038594B2Light guide plate, lighting apparatus, and display apparatusSTANLEY ELECTRIC CO LTD·Filed 2021·Granted Jul 16, 2024·0 cites·18 claims
- 0252US9366798B2Light guide plate with sharp-edged prisms and side-edge type surface-emission optical apparatus including the sameSTANLEY ELECTRIC CO LTD·Filed 2014·Granted Jun 14, 2016·1 cites·12 claims
- 0336US10036844B2Surface light source device and prism sheetSTANLEY ELECTRIC CO LTD·Filed 2016·Granted Jul 31, 2018·0 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →