Inventor · disambiguated record
Kazuo Akagi
Also filed as: AKAGI KAZUO
16 granted patents·1 pending application·146 citations·filing 1975–2013
93Inventor score
Files withKOBE STEEL LTD8NISSIN UNYU KOGYO CO LTD6JUJO PAPER CO LTD1JX NIPPON OIL & ENERGY CORP1MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
17 records- 0172US9523163B2Method for producing carbon material using catalyst, and carbon materialJUJO PAPER CO LTD·Filed 2013·Granted Dec 20, 2016·1 cites·6 claims
- 0270US4392506AApparatus for conveying tubular materials in pickling facilities of the sameKOBE STEEL LTD·Filed 1981·Granted Jul 12, 1983·17 cites·11 claims
- 0366US4233108AProcess for use in etching the outer surface of a metal memberKOBE STEEL LTD·Filed 1979·Granted Nov 11, 1980·14 cites·6 claims
- 0461US4056428AProcess for etching inner surface of pipe or tubeKOBE STEEL LTD·Filed 1975·Granted Nov 1, 1977·12 cites·6 claims
- 0558US4425062ACutting and chamfering apparatus for opposing ends of tubular materialKOBE STEEL LTD·Filed 1981·Granted Jan 10, 1984·16 cites·12 claims
- 0656US4398552AApparatus for pickling the inner wall of tubular materialKOBE STEEL LTD·Filed 1981·Granted Aug 16, 1983·9 cites·17 claims
- 0754US4392267AApparatus for continuously pickling the outer surfaces of tubular materialsKOBE STEEL LTD·Filed 1981·Granted Jul 12, 1983·8 cites·6 claims
- 0852US6322426B1Method for mirror process of external surface of long sized metalNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Nov 27, 2001·21 cites·7 claims
- 0950US2006065518A1Method and apparatus for polishing an internal surface of an aluminum extrusion hollow shapeNISSIN UNYU KOGYO CO LTD·Filed 2005·Application pending·0 cites
- 1049US8981120B2Organic semiconductorJX NIPPON OIL & ENERGY CORP·Filed 2013·Granted Mar 17, 2015·0 cites·7 claims
- 1146US4397328ACleaning apparatus of tubular materials for use in pickling facilities for the sameKOBE STEEL LTD·Filed 1981·Granted Aug 9, 1983·6 cites·8 claims
- 1245US4417421AApparatus for polishing interior surfaces of pipes or the likeKOBE STEEL LTD·Filed 1981·Granted Nov 29, 1983·9 cites·3 claims
- 1343US6994610B1Method and apparatus for polishing inner an internal surface of an aluminum extrusion hollow shapeNISSIN UNYU KOGYO CO LTD·Filed 1998·Granted Feb 7, 2006·9 cites·2 claims
- 1440US6322424B1Electrolytic integrated polishing method for metal workpieces using special abrasive materialsNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Nov 27, 2001·8 cites·2 claims
- 1539US6783439B1Method for manufacturing mirror surface tube for photosensitive drum of copying machine or the likeNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Aug 31, 2004·6 cites·3 claims
- 1637US6156187AElectrolytic integrated polishing method for external surface of metallic tubes and photosensitive drum substrate prepared therebyNISSIN UNYU KOGYO CO LTD·Filed 1999·Granted Dec 5, 2000·8 cites·7 claims
- 1734US5216102AProcess for producing polyacetyleneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jun 1, 1993·2 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Kazuo Akagi 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 →