Location History:
- Gunma, JP (1992)
- Ooizumi, JP (1994)
- Gunma-ken, JP (2004 - 2013)
- Ora-gun, JP (2014)
Company Filing History:
4 out of 8,777 
2 out of 3,591 
Years Active: 1992-2014
Title: Hiroshi Kojima: Innovator in Semiconductor Technology
Introduction
Hiroshi Kojima is a prominent inventor based in Gunma-ken, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 6 patents. His innovative work has advanced the capabilities of integrated circuits and optical pickup apparatuses.
Latest Patents
One of Kojima's latest patents is a semiconductor integrated circuit designed to electrically identify defects such as chipping of an LSI die or separation of resin. This circuit features L-shaped peripheral wirings that connect to a power supply and detection circuits that monitor the integrity of these wirings. Another notable patent involves an optical pickup apparatus that includes dual laser light sources and a sophisticated light-receiving circuit. This apparatus is engineered to control laser output effectively, enhancing the performance of optical devices.
Career Highlights
Throughout his career, Kojima has worked with reputable companies such as Sanyo Electric Co., Ltd. and Semiconductor Components Industries, LLC. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the semiconductor industry.
Collaborations
Kojima has collaborated with notable professionals in his field, including Masanori Fujisawa and Tsutomu Ishikawa. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Hiroshi Kojima's contributions to semiconductor technology and optical systems have established him as a key figure in the industry. His innovative patents reflect his commitment to advancing technology and improving device performance.