Inventor
Kouji Hirata
Inventor
Osaka, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G05Dprimary
G05DSystems for controlling or regulating non-electric variables16%
G01FMeasuring volume, volume flow, mass flow or liquid level13%
G05BControl or regulating systems in general10%
H04MTelephonic communication10%
Y10TTechnical subjects covered by former us classification10%
F25DRefrigerators6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
B22CFoundry moulding3%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
PatentTitleYear
10,962,513Concentration detection method and pressure-type flow rate control device202110,928,813Pressure-type flow rate control device and flow rate self-diagnosis method using critical expansion condition202110,884,436Flow rate signal correction method and flow rate control device employing same202110,883,866Pressure-based flow rate control device and malfunction detection method therefor202110,884,435Pressure type flow rate control device, and flow rate calculating method and flow rate control method for same20218,951,635'Ferrite powder for bonded magnet, method for manufacturing ferrite powder, and bonded magnet using ferrite powder'20157,771,867'Battery accommodating structure and mobile terminal'20107,442,061'Connection device and electronic equipment having the same'20087,400,910'Speaker sound enhancement for a mobile terminal'20087,374,452'Battery accommodating structure and mobile terminal'20087,369,673'Speaker supporting device and electronic device comprising this speaker supporting device'20087,254,035'Circuit substrate unit and electronic equipment'20075,985,393'Heat insulating box'19995,707,700'Heat insulating box'19984,624,976'Modeling material composition'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1999Patents assigned to UBE CYCON LTD (3)· patent assignee history
1998–1999Patents assigned to MITSUBISHI ELECTRIC CORP (2)· patent assignee history
1998–1999Based in Yamaguchi, JP· patent location history
2008–2010Patents assigned to FUJITSU LTD (5)· patent assignee history
2008–2010Patents assigned to NTT DOCOMO INC (5)· patent assignee history
2008Based in Nishikamo-gun, JP· patent location history
2008–2010Based in Hyogo, JP· patent location history
2015Based in Okayama, JP· patent location history
2021Patents assigned to FUJIKIN KK (5)· patent assignee history
2021Based in Osaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJIKIN KK | 5 | 2021 |
| FUJITSU LTD | 5 | 2008–2010 |
| NTT DOCOMO INC | 5 | 2008–2010 |
| UBE CYCON LTD | 3 | 1986–1999 |
| MITSUBISHI ELECTRIC CORP | 2 | 1998–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 5 | 2021 |
| Nishikamo-gun, JP | 3 | 2008 |
| Hyogo, JP | 2 | 2008–2010 |
| Yamaguchi, JP | 2 | 1998–1999 |
| Okayama, JP | 1 | 2015 |