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Profile: RIKUO NASU (Update: 01.11.2024)

Date cumulate

Cumulated data
Total of filed applications, of which for: 1

Patents

1

Short-term patents

0

Utility models

0
Titles of protection granted/issued, of which:

patents (BI)

1/1

short term patents (BISD)

0/0

utitity models (MU)

0/0
Total of valid titles of protection 0 (BI:0 BISD:0 MU:0)
Invalid patents with the right of revalidation 0
Total titles of protection being valid more than 5 years 0
Average life of patent (years) 3.0
BI: 3.0


AnulBrevete de invenţieTotal
199411




AnulBrevete de invenţieBrevete de invenţie de scurtă duratăModele de utilitate
1995100








Top IPC subclasses

Top IPC subclasses
Nr.SubclasăTotalDescrierea
1 C07D 1 Heterocyclic compounds


Top IPC subgroups

Top IPC subgroups
Nr.SubgrupăTotal
1 C07D 213/16 1


Cooperarea


Top-10 Inventors/Co-inventors (in the case of inventor profile)

Top-10 Inventors/Co-inventors (in the case of inventor profile)
Nr.NumeTotal
1 TADAAKI TOKI 1
2 RYUZO NISHIYAMA 1
3 KANICHI FUJIKAWA 1
4 TOSHIHIKO YAMAMOTO 1


Top-10 Co-applicants/applicants (in the case of inventor profile)

Top-10 Co-applicants/applicants (in the case of inventor profile)
Nr.NumeTotal
1 ISHIHARA SANGYO KAISHA LTD 1


Top-10 Co-owners/owners (in the case of inventor profile)

Top-10 Co-owners/owners (in the case of inventor profile)
Nr.NumeTotal
1 ISHIHARA SANGYO KAISHA LTD 1


Top-10 foreign co-inventors

Top-10 foreign co-inventors
Nr.ŢaraNumeTotal
1 JP KANICHI FUJIKAWA 1
2 JP TADAAKI TOKI 1
3 JP TOSHIHIKO YAMAMOTO 1
4 JP RYUZO NISHIYAMA 1


Top 10 foreign co-applicants

Top 10 foreign co-applicants
Nr.ŢaraNumeTotal
1 JP ISHIHARA SANGYO KAISHA LTD 1


Top-10 foreign co-owners

Top-10 foreign co-owners
Nr.ŢaraNumeTotal
1 JP ISHIHARA SANGYO KAISHA LTD 1


Top patents cited by person

Top patents cited by person
Nr.ŢaraNumărTotal
1 SU 571176 1


Top patents cited by examiners(in Search Reports)

Top patents cited by examiners(in Search Reports)
Nr.NumărTotal
1 34 7
2 34 1


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