Inventor · disambiguated record
Akihiko Yokoyama
Also filed as: YOKOYAMA AKIHIKO
6 granted patents·160 citations·filing 1993–2019
84Inventor score
Top patents by PatentIndex Score
6 records- 0188US5532871ATwo-wavelength antireflection filmCANON KK·Filed 1993·Granted Jul 2, 1996·63 cites·13 claims
- 0283US11325921B2Optically active crosslinked cyclic secondary amine derivativeSUMITOMO DAINIPPON PHARMA CO LTD·Filed 2019·Granted May 10, 2022·2 cites·23 claims
- 0368US5460888AMulti-layered optical filmCANON KK·Filed 1994·Granted Oct 24, 1995·38 cites·5 claims
- 0467US5858450AFilm forming method and apparatus thereforCANON KK·Filed 1997·Granted Jan 12, 1999·32 cites·15 claims
- 0567US5582879ACluster beam deposition method for manufacturing thin filmCANON KK·Filed 1994·Granted Dec 10, 1996·25 cites·6 claims
- 0636US10900014B2Long-term storage medium for culturing obligate anaerobic bacteria or microaerobic bacteria under aerobic environment, and method of detecting obligate anaerobic bacteria or microaerobic bacteria using said mediumKANTO KAGAKU·Filed 2016·Granted Jan 26, 2021·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →