Inventor · disambiguated record
Seiichi Akiyama
Also filed as: AKIYAMA SEIICHI
4 granted patents·1 pending application·61 citations·filing 2000–2015
76Inventor score
Top patents by PatentIndex Score
5 records- 0191US8899035B2Hydraulic control apparatus for work machineNISHIKAWA HIROYASU·Filed 2010·Granted Dec 2, 2014·17 cites·6 claims
- 0284US6672055B1Hydraulic pump control deviceCATERPILLAR MITSUBISHI LTD·Filed 2000·Granted Jan 6, 2004·28 cites·4 claims
- 0371US6810663B2Fluid pressure circuit control systemCATERPILLAR MITSUBISHI LTD·Filed 2002·Granted Nov 2, 2004·14 cites·6 claims
- 0458US9109346B2Hydraulic swing-controlling apparatus of work machineYOSHINO TETSUYA·Filed 2010·Granted Aug 18, 2015·2 cites·4 claims
- 0527US2016340871A1Engine and Pump Control Device and Working MachineCATERPILLAR SARL·Filed 2015·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →