Location History:
- Kashiwa, JP (2002)
- Hiratsuka, JP (1989 - 2006)
Company Filing History:
4 out of 42,496 
2 out of 134 Years Active: 1989-2006
Title: Mamoru Morita: Innovator in Semiconductor Laser Technology
Introduction
Mamoru Morita is a distinguished inventor based in Hiratsuka, Japan. He has made significant contributions to the field of semiconductor laser technology, holding a total of 4 patents. His work focuses on enhancing the performance and reliability of semiconductor laser devices.
Latest Patents
Among his latest patents is a method for fabricating a semiconductor laser element. This innovative method allows for the alteration of band gap wavelengths without changing the composition of a multiple quantum well active layer. Additionally, he has developed a semiconductor laser device that ensures high yield, reliability, and power output by reducing tensile strain in its active region. This device features a semiconductor crystal-growing portion with an active layer for converting electric energy into light energy, along with a mesa structure and an electrode film that is electrically connected to the active layer.
Career Highlights
Throughout his career, Mamoru Morita has worked with notable companies such as Hitachi, Ltd. and Opnext Japan, Inc. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
He has collaborated with esteemed colleagues, including Hiroshi Moriya and Kisho Ashida, further enhancing the impact of his work in the semiconductor field.
Conclusion
Mamoru Morita's contributions to semiconductor laser technology exemplify his innovative spirit and dedication to advancing this critical area of research. His patents and collaborations reflect his commitment to improving the efficiency and reliability of semiconductor devices.