Inventor · disambiguated record
Masayoshi Ichiki
Also filed as: ICHIKI MASAYOSHI · KAMINO YASUMI · NAGAI KENICHI
15 granted patents·2 pending applications·289 citations·filing 1973–2004
94Inventor score
Files withHITACHI SHIPBUILDING ENG CO17
Top patents by PatentIndex Score
17 records- 0187US5158582AMethod of removing NOx by adsorption, NOx adsorbent and apparatus for purifying NOx-containing gasHITACHI SHIPBUILDING ENG CO·Filed 1991·Granted Oct 27, 1992·67 cites·13 claims
- 0276US5635142ANOx adsorption and removal apparatusHITACHI SHIPBUILDING ENG CO·Filed 1994·Granted Jun 3, 1997·47 cites·3 claims
- 0375US4293447AProcess for repairing plate-shaped denitrating catalystsHITACHI SHIPBUILDING ENG CO·Filed 1980·Granted Oct 6, 1981·26 cites·3 claims
- 0470US6171372B1Nitrogen dioxide absorbentHITACHI SHIPBUILDING ENG CO·Filed 1998·Granted Jan 9, 2001·32 cites·19 claims
- 0569US5435981AMethod of adsorbing and removing nitrogen oxidesHITACHI SHIPBUILDING ENG CO·Filed 1993·Granted Jul 25, 1995·33 cites·10 claims
- 0665US4040981AProcess for producing denitrating catalystsHITACHI SHIPBUILDING ENG CO·Filed 1976·Granted Aug 9, 1977·18 cites·11 claims
- 0758US3939097AExhaust gas cleaning catalysts and method of producing sameHITACHI SHIPBUILDING ENG CO·Filed 1973·Granted Feb 17, 1976·14 cites·16 claims
- 0857US4176091ADenitrating catalysts having porous coating and process for producing sameHITACHI SHIPBUILDING ENG CO·Filed 1978·Granted Nov 27, 1979·11 cites·20 claims
- 0954US6423283B1Method for removing NOxHITACHI SHIPBUILDING ENG CO·Filed 2000·Granted Jul 23, 2002·5 cites·15 claims
- 1052US5840649ANOx adsorbentsHITACHI SHIPBUILDING ENG CO·Filed 1996·Granted Nov 24, 1998·18 cites·33 claims
- 1147US5439868AAbsorbents for removing low-concentration nitrogen oxidesHITACHI SHIPBUILDING ENG CO·Filed 1994·Granted Aug 8, 1995·9 cites·14 claims
- 1243US2007032373A1Method of regenerating deteriorated catalystHITACHI SHIPBUILDING ENG CO·Filed 2004·Application pending·0 cites
- 1342US2008248943A1Method of Regenerating Thermally Deteriorated CatalystHITACHI SHIPBUILDING ENG CO·Filed 2004·Application pending·0 cites
- 1439US7396518B2High-temperature denitration catalysts and processes for preparing sameHITACHI SHIPBUILDING ENG CO·Filed 2003·Granted Jul 8, 2008·0 cites·15 claims
- 1538US4206081AProcess for producing highly active denitrating catalystsHITACHI SHIPBUILDING ENG CO·Filed 1977·Granted Jun 3, 1980·4 cites·10 claims
- 1635US4383941ACatalyst structure including glass fiber productHITACHI SHIPBUILDING ENG CO·Filed 1981·Granted May 17, 1983·3 cites·5 claims
- 1732US5612276AAdsorbents for removing low-concentration nitrogen oxidesHITACHI SHIPBUILDING ENG CO·Filed 1995·Granted Mar 18, 1997·2 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Masayoshi Ichiki 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 →