Inventor · disambiguated record

Masaomi Nakamura

Also filed as: NAKAMURA MASAOMI

3 granted patents·20 citations·filing 2000–2000

67Inventor score

Technology areasB21B

Files withSUMITOMO METAL IND3

Top patents by PatentIndex Score

3 records

0172US6253593B1Piercer roll exchanging apparatus for vertical piercing mill and piercer roll exchanging methodSUMITOMO METAL IND·Filed 2000·Granted Jul 3, 2001·9 cites·7 claims
0268US6266987B1Disk roll exchanging apparatus for vertical piercing mill and disk roll exchanging methodSUMITOMO METAL IND·Filed 2000·Granted Jul 31, 2001·8 cites·8 claims
0350US6158262APiercing mill and cannon exchange methodSUMITOMO METAL IND·Filed 2000·Granted Dec 12, 2000·3 cites·6 claims

Join the waitlist — get patent alerts

Get an alert when Masaomi Nakamura 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 →