KN

Kiyokazu Nagahara

SO Sony: 3 patents #171 of 2,234Top 8%
NE Nec: 1 patents #469 of 1,934Top 25%
Overall (2002): #14,424 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6449172 Switching power supply with nonlinear characteristics at start up 2002-09-10
6433969 Compound magnetoresistive head and method for manufacturing same 2002-08-13
6418038 Complex resonant DC-DC converter and high voltage generating circuit driven in a plurality of frequency regions Masanobu Takahama 2002-07-09
6343025 Switching converter for generating a driving signal 2002-01-29