About ROHM

ROHM Co., LTD. is an industry leader in system LSI, discrete components and module products, utilizing the latest in semiconductor technology.  ROHM's proprietary production system includes the latest automation equipment and processes, keeping it at the forefront of the electronic component manufacturing industry.  In addition to electronic components, ROHM offers customized product development through a comprehensive, seamless manufacturing system focused on quality, using production equipment designed and built completely in-house.  ROHM employs highly-skilled engineers with expertise in all aspects of design, development and production, allowing ROHM the flexibility to take on a wide range of applications and projects and the capability to serve customers in the automotive, telecommunication and computer sectors as well as consumer OEMs.


ROHM also promotes partnerships and collaboration with universities and other companies whenever possible, in order to complement its technologies and enhance R&D activities.

ROHM has strengthened its strategic partnerships and competitiveness on a global level through several key acquisitions.  These include the acquisition of:  LAPIS Semiconductor Co., Ltd. (formerly OKI Semiconductor Co., Ltd.),  focused on the core technologies of ultra-low power consumption and high-speed, high-voltage processes;  SiCrystal AG, a German-based SiC wafer manufacturer;  Kionix, Inc., a leading supplier of MEMS acceleration sensors headquartered in the US; and AGLED Co., Ltd. (formerly Maruzen Electric Co., LTD.), dedicated for the design, development, and sales of LED products and peripherals for the rapidly emerging LED lighting sector.

ROHM Headquarters:

21 Saiin Mizosaki-cho, Ukyo-ku, Kyoto 615-8585 Japan
TEL: +81-75-311-2121
FAX: +81-75-315-0172



Satoshi Sawamura


Date Established:



No. of Employees:

21,560 (Consolidated) as of March 31, 2010


ROHM Sensor Offerings

ROHM Product Catalog

For a quick snapshot of the wide variety of ROHM sensor offerings, To learn more about ROHM and other ROHM products, please visit www.ROHM.com.