Inventor · disambiguated record
Naoyuki Fujii
Also filed as: FUJII NAOYUKI
4 granted patents·61 citations·filing 1996–2001
77Inventor score
Files withBIO MATERIAL CO LTD1BIOMATERIAL CO LTD1SUGIURA SEIKSAKUSHO CO LTD1SUGIURA SEISAKUSHO CO LTD1
Top patents by PatentIndex Score
4 records- 0180US6386808B2Structure of internal thread portion for preventing looseness and method of producing the sameSUGIURA SEISAKUSHO CO LTD·Filed 2001·Granted May 14, 2002·30 cites·4 claims
- 0241US5935844APorous cellulose carrier for immobilizing microorganisms to convert nitrogen compoundsBIOMATERIAL CO LTD·Filed 1996·Granted Aug 10, 1999·15 cites·31 claims
- 0328US6364588B1Nut having corrugated threadSUGIURA SEIKSAKUSHO CO LTD·Filed 1998·Granted Apr 2, 2002·7 cites·16 claims
- 0423US5753110ABiochemical reactor of liquid current type, groundwater and wastewater purifying system equipped therewith, and liquid transport-stirring apparatus that employs the transport means used in said reactor and systemBIO MATERIAL CO LTD·Filed 1996·Granted May 19, 1998·9 cites·42 claims
Join the waitlist — get patent alerts
Get an alert when Naoyuki Fujii 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 →