Inventor · disambiguated record
Toshiaki Iwai
Also filed as: IWAI TOSHIAKI
12 granted patents·8 pending applications·59 citations·filing 1990–2020
87Inventor score
Files withIDEMITSU KOSAN CO11ANDO HIDEO2IWAI TOSHIAKI2OTSUKA DENSHI KK2MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
20 records- 0187US10918284B2Light-source unit, measurement apparatus, near-infrared microscopic apparatus, optical detection method, imaging method, calculation method, functional bio-related substance, state management method, and manufacturing methodANDO HIDEO·Filed 2020·Granted Feb 16, 2021·2 cites·20 claims
- 0282US10660523B2Light-source unit, measurement apparatus, near-infrared microscopic apparatus, optical detection method, imaging method, calculation method, functional bio-related substance, state management method, and manufacturing methodANDO HIDEO·Filed 2017·Granted May 26, 2020·5 cites·20 claims
- 0380US9365797B2Lubricant oil composition for transmissionsIWAI TOSHIAKI·Filed 2012·Granted Jun 14, 2016·3 cites·9 claims
- 0477US7119900B2Pollen sensor and methodSHINYEI KAISHA·Filed 2003·Granted Oct 10, 2006·21 cites·7 claims
- 0573US9574157B2Lubricant compositionIDEMITSU KOSAN CO·Filed 2013·Granted Feb 21, 2017·1 cites·10 claims
- 0664US7236250B2Dynamic light scattering measurement apparatus using phase modulation interference methodOTSUKA DENSHI KK·Filed 2004·Granted Jun 26, 2007·6 cites·10 claims
- 0762US11111457B2Lubricating oil compositionIDEMITSU KOSAN CO·Filed 2020·Granted Sep 7, 2021·0 cites·8 claims
- 0858US5319174AInduction heating cooker with constant frequency controlled inverterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jun 7, 1994·21 cites·3 claims
- 0957US2019040336A1Lubricating oil compositionIDEMITSU KOSAN CO·Filed 2017·Application pending·0 cites
- 1056US11124726B2Lubricating oil composition, method for producing lubricating oil composition, and transmission gearIDEMITSU KOSAN CO·Filed 2017·Granted Sep 21, 2021·0 cites·22 claims
- 1153US9714395B2Lubricant oil compositionIDEMITSU KOSAN CO·Filed 2014·Granted Jul 25, 2017·0 cites·12 claims
- 1252US11332687B2Friction adjusting agent and lubricating oil compositionIDEMITSU KOSAN CO·Filed 2018·Granted May 17, 2022·0 cites·11 claims
- 1352US2016222312A1Transmission fluidIDEMITSU KOSAN CO·Filed 2014·Application pending·0 cites
- 1450US9085742B2Lubricant composition for continuously variable transmissionIWAI TOSHIAKI·Filed 2009·Granted Jul 21, 2015·0 cites·7 claims
- 1546US2016208192A1Transmission fluidIDEMITSU KOSAN CO·Filed 2014·Application pending·0 cites
- 1646US2016201003A1Transmission fluidIDEMITSU KOSAN CO·Filed 2014·Application pending·0 cites
- 1743US2014336990A1Measurement device and measurement methodUNIV TOKYO NAT UNIV CORP·Filed 2012·Application pending·0 cites
- 1838US2015197704A1Lubricant compositionIDEMITSU KOSAN CO·Filed 2013·Application pending·0 cites
- 1932US2017198232A1Lubrication oil additive and method for manufacturing same, and lubrication oil composition using sameIDEMITSU KOSAN CO·Filed 2015·Application pending·0 cites
- 2028US2015369733A1Dynamic light scattering measurement device and dynamic light scattering measurement methodOTSUKA DENSHI KK·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Toshiaki Iwai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →