国家/地区 印度（2）
IPC部
IPC大类
IPC小类
IPC
发明人 KUMAR R（2）
公开年
申请年
专利权人 KUMAR R（2）

Graphene-based solar powered charger for smartphone or portable navigation device, has graphene-based array for generating electrical energy, and cable attachment element for providing unit to connect array to battery.

HOTA A, PATRO G K S, KUMAR R

System for monitoring underground mines using fiber bragg grating (FBG) chemical sensor, has processor that sends data to user where user monitors value of gases based on data in real time through mobile applications.

RAGHUWANSHI S K, SINGH Y, PANDEY P S, SINGH M, KUMAR S, SHADAB A, KUMAR R, ANSARI T I M