Inventor · disambiguated record
Shigeyuki Akiyama
Also filed as: AKIYAMA SHIGEYUKI
15 granted patents·3 pending applications·289 citations·filing 1988–2016
93Inventor score
Top patents by PatentIndex Score
18 records- 0193US6878339B2NOx-concentration measuring apparatusHORIBA LTD·Filed 2003·Granted Apr 12, 2005·61 cites·6 claims
- 0283US5341102AElectromagnetic induction-type conductivity meter with improved calibration with auxiliary circuitHORIBA LTD·Filed 1992·Granted Aug 23, 1994·63 cites·2 claims
- 0378US7928033B2Catalyst for reducing mercury, a mercury conversion unit, and an apparatus for measuring total mercury in combustion exhaust gas by using the sameHORIBA LTD·Filed 2007·Granted Apr 19, 2011·5 cites·20 claims
- 0474US10379039B2NDIR gas sensor, gas analyzer, photosynthesis rate measuring apparatus, and photosynthesis rate measuring methodUNIV KYOTO·Filed 2016·Granted Aug 13, 2019·1 cites·10 claims
- 0568US5810928AMethod of measuring gas component concentrations of special material gases for semiconductor, a semiconductor equipment, and an apparatus for supplying special material gases for semiconductorMITSUBISHI CORP·Filed 1995·Granted Sep 22, 1998·32 cites·9 claims
- 0667US9962647B2Zero gas refiner CO2 concentration measurement device and CO2 concentration measurement systemHORIBA LTD·Filed 2015·Granted May 8, 2018·1 cites·8 claims
- 0767US5693945AGas analyzerHORIBA LTD·Filed 1995·Granted Dec 2, 1997·34 cites·10 claims
- 0864US5773828AGas analyzerHORIBA LTD·Filed 1996·Granted Jun 30, 1998·29 cites·16 claims
- 0961US7227642B2Absorbance monitorHORIBA LTD·Filed 2004·Granted Jun 5, 2007·5 cites·15 claims
- 1059US8276469B2Stack-gas measuring apparatus and stack-gas measuring methodAKIYAMA SHIGEYUKI·Filed 2009·Granted Oct 2, 2012·1 cites·5 claims
- 1158US5572032AGas analyzer and gas-analyzing mechanismHORIBA LTD·Filed 1994·Granted Nov 5, 1996·20 cites·18 claims
- 1254US5252925ADetector assembly for an electromagnetic induction-type conductivity meterHORIBA LTD·Filed 1991·Granted Oct 12, 1993·17 cites·17 claims
- 1345US5067814AApparatus for measuring fine particles in liquidHORIBA LTD·Filed 1988·Granted Nov 26, 1991·11 cites·7 claims
- 1443US2011064620A1Catalyst for reducing mercury, a mercury conversion unit, and an apparatus for measuring total mercury in combustion exhaust gas by using the sameAKIYAMA SHIGEYUKI·Filed 2010·Application pending·0 cites
- 1542US2013305813A1Sublimable aromatic compound removing unit for process gas analyzing device, and process gas analyzing device including the sameHORIBA LTD·Filed 2013·Application pending·0 cites
- 1641US2008188002A1Method and apparatus for removing selenium oxide in a sample, and method and apparatus for measuring mercury in coal combustion exhaust gas by using the sameKATO JUNJI·Filed 2008·Application pending·0 cites
- 1735US5780716AGas analyzing apparatusHORIBA LTD·Filed 1996·Granted Jul 14, 1998·5 cites·5 claims
- 1834US5361030ALeak detector for electro-magnetic induction-type conductivity meterHORIBA LTD·Filed 1992·Granted Nov 1, 1994·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →