KT

Kengo Takemasa

LC Lapis Semiconductor Co.: 14 patents #6 of 349Top 2%
OC Oki Semiconductor Co.: 2 patents #109 of 526Top 25%
Overall (All Time): #285,883 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12347757 Semiconductor device and measurement device Toshihisa Sone, Kazuya Yamada, Akihiro Takei, Yuichi Yoshida 2025-07-01
11854952 Semiconductor device and measurement device Toshihisa Sone, Kazuya Yamada, Akihiro Takei, Yuichi Yoshida 2023-12-26
11309234 Semiconductor device having an oscillator and an associated integrated circuit Toshihisa Sone, Kazuya Yamada, Akihiro Takei, Yuichi Yoshida 2022-04-19
10622944 Semiconductor device and measurement device Yuichi Yoshida, Toshihisa Sone, Kazuya Yamada, Akihiro Takei 2020-04-14
10615108 Semiconductor device and measurement device Toshihisa Sone, Kazuya Yamada, Akihiro Takei, Yuichi Yoshida 2020-04-07
10411715 Semiconductor device, measurement device, and correction method Kazuya Yamada, Toshihisa Sone, Akihiro Takei, Yuichi Yoshida 2019-09-10
10243515 Semiconductor device and measurement device Yuichi Yoshida, Toshihisa Sone, Kazuya Yamada, Akihiro Takei 2019-03-26
9838022 Semiconductor device with oscillation frequency error correction Kazuya Yamada, Toshihisa Sone, Akihiro Takei, Yuichi Yoshida 2017-12-05
9787250 Semiconductor device and measurement device Yuichi Yoshida, Toshihisa Sone, Kazuya Yamada, Akihiro Takei 2017-10-10
9584134 Correcting temperature based oscillation frequency errors in semiconductor device Kazuya Yamada, Toshihisa Sone, Akihiro Takei, Yuichi Yoshida 2017-02-28
9257377 Semiconductor device and measurement device having an oscillator Toshihisa Sone, Kazuya Yamada, Akihiro Takei, Yuichi Yoshida 2016-02-09
9230890 Semiconductor device and measurement device Yuichi Yoshida, Toshihisa Sone, Kazuya Yamada, Akihiro Takei 2016-01-05
9197217 Semiconductor device, measurement device, and correction method Kazuya Yamada, Toshihisa Sone, Akihiro Takei, Yuichi Yoshida 2015-11-24
8921987 Semiconductor device and measurement device having an oscillator Toshihisa Sone, Kazuya Yamada, Akihiro Takei, Yuichi Yoshida 2014-12-30
7615835 Package for semiconductor acceleration sensor 2009-11-10
7571647 Package structure for an acceleration sensor Fumihiko Ooka 2009-08-11